diff options
Diffstat (limited to 'drivers/net/cnic.c')
-rw-r--r-- | drivers/net/cnic.c | 79 |
1 files changed, 52 insertions, 27 deletions
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index 74c342959b7..d45eacb7670 100644 --- a/drivers/net/cnic.c +++ b/drivers/net/cnic.c @@ -774,42 +774,34 @@ static int cnic_alloc_context(struct cnic_dev *dev) return 0; } -static int cnic_alloc_bnx2_resc(struct cnic_dev *dev) +static int cnic_alloc_l2_rings(struct cnic_dev *dev, int pages) { struct cnic_local *cp = dev->cnic_priv; - struct uio_info *uinfo; - int ret; - - ret = cnic_alloc_dma(dev, &cp->kwq_info, KWQ_PAGE_CNT, 1); - if (ret) - goto error; - cp->kwq = (struct kwqe **) cp->kwq_info.pg_arr; - - ret = cnic_alloc_dma(dev, &cp->kcq_info, KCQ_PAGE_CNT, 1); - if (ret) - goto error; - cp->kcq = (struct kcqe **) cp->kcq_info.pg_arr; - - ret = cnic_alloc_context(dev); - if (ret) - goto error; - cp->l2_ring_size = 2 * BCM_PAGE_SIZE; + cp->l2_ring_size = pages * BCM_PAGE_SIZE; cp->l2_ring = pci_alloc_consistent(dev->pcidev, cp->l2_ring_size, &cp->l2_ring_map); if (!cp->l2_ring) - goto error; + return -ENOMEM; cp->l2_buf_size = (cp->l2_rx_ring_size + 1) * cp->l2_single_buf_size; cp->l2_buf_size = PAGE_ALIGN(cp->l2_buf_size); cp->l2_buf = pci_alloc_consistent(dev->pcidev, cp->l2_buf_size, &cp->l2_buf_map); if (!cp->l2_buf) - goto error; + return -ENOMEM; + + return 0; +} + +static int cnic_alloc_uio(struct cnic_dev *dev) { + struct cnic_local *cp = dev->cnic_priv; + struct uio_info *uinfo; + int ret; uinfo = kzalloc(sizeof(*uinfo), GFP_ATOMIC); if (!uinfo) - goto error; + return -ENOMEM; uinfo->mem[0].addr = dev->netdev->base_addr; uinfo->mem[0].internal_addr = dev->regview; @@ -817,10 +809,15 @@ static int cnic_alloc_bnx2_resc(struct cnic_dev *dev) uinfo->mem[0].memtype = UIO_MEM_PHYS; uinfo->mem[1].addr = (unsigned long) cp->status_blk & PAGE_MASK; - if (cp->ethdev->drv_state & CNIC_DRV_STATE_USING_MSIX) - uinfo->mem[1].size = BNX2_SBLK_MSIX_ALIGN_SIZE * 9; - else - uinfo->mem[1].size = BNX2_SBLK_MSIX_ALIGN_SIZE; + if (test_bit(CNIC_F_BNX2_CLASS, &dev->flags)) { + if (cp->ethdev->drv_state & CNIC_DRV_STATE_USING_MSIX) + uinfo->mem[1].size = BNX2_SBLK_MSIX_ALIGN_SIZE * 9; + else + uinfo->mem[1].size = BNX2_SBLK_MSIX_ALIGN_SIZE; + + uinfo->name = "bnx2_cnic"; + } + uinfo->mem[1].memtype = UIO_MEM_LOGICAL; uinfo->mem[2].addr = (unsigned long) cp->l2_ring; @@ -831,7 +828,6 @@ static int cnic_alloc_bnx2_resc(struct cnic_dev *dev) uinfo->mem[3].size = cp->l2_buf_size; uinfo->mem[3].memtype = UIO_MEM_LOGICAL; - uinfo->name = "bnx2_cnic"; uinfo->version = CNIC_MODULE_VERSION; uinfo->irq = UIO_IRQ_CUSTOM; @@ -843,10 +839,39 @@ static int cnic_alloc_bnx2_resc(struct cnic_dev *dev) ret = uio_register_device(&dev->pcidev->dev, uinfo); if (ret) { kfree(uinfo); - goto error; + return ret; } cp->cnic_uinfo = uinfo; + return 0; +} + +static int cnic_alloc_bnx2_resc(struct cnic_dev *dev) +{ + struct cnic_local *cp = dev->cnic_priv; + int ret; + + ret = cnic_alloc_dma(dev, &cp->kwq_info, KWQ_PAGE_CNT, 1); + if (ret) + goto error; + cp->kwq = (struct kwqe **) cp->kwq_info.pg_arr; + + ret = cnic_alloc_dma(dev, &cp->kcq_info, KCQ_PAGE_CNT, 1); + if (ret) + goto error; + cp->kcq = (struct kcqe **) cp->kcq_info.pg_arr; + + ret = cnic_alloc_context(dev); + if (ret) + goto error; + + ret = cnic_alloc_l2_rings(dev, 2); + if (ret) + goto error; + + ret = cnic_alloc_uio(dev); + if (ret) + goto error; return 0; |